Pith Number

pith:6Q7A3B5C

pith:2014:6Q7A3B5C4KXE7HHUPL6U5CEIP6

not attested not anchored not stored refs pending

Supervoids in the WISE-2MASS catalogue imprinting Cold Spots in the Cosmic Microwave Background

Andras Kovacs, Fabio Finelli, Francesco Paci, Istvan Szapudi, Juan Garcia-Bellido

arxiv:1405.1555 v3 · 2014-05-07 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6Q7A3B5C4KXE7HHUPL6U5CEIP6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:48:20.970329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f43e0d87a2e2ae4f9cf47afd4e88887fb0b064f78fb44f29b339e3cc40271e66

Aliases

arxiv: 1405.1555 · arxiv_version: 1405.1555v3 · doi: 10.48550/arxiv.1405.1555 · pith_short_12: 6Q7A3B5C4KXE · pith_short_16: 6Q7A3B5C4KXE7HHU · pith_short_8: 6Q7A3B5C

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6Q7A3B5C4KXE7HHUPL6U5CEIP6 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f43e0d87a2e2ae4f9cf47afd4e88887fb0b064f78fb44f29b339e3cc40271e66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e5f4e3dc115c1f99462a2a7343872af4ed13f6aa8e95d204e4e4c0968ea484d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-05-07T10:06:59Z",
    "title_canon_sha256": "55ed42a31c4d3665781b063fdf27acfe03524b23c77ed2b989560d82060349f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1555",
    "kind": "arxiv",
    "version": 3
  }
}